Chapter 3 Board Components; Configuration Switch Sw2; Normal Operation Mode - Renesas RL78/I1A User Manual

RL78/I1A

Chapter 3 Board Components

CN1
CN2
CN3
CN501
Figure 2:

3.1 Configuration Switch SW2

3.1.1
Table 1:
R01UH0363EJ0100 Rev. 1.00
March 23, 2012
The RL78/I1A DC/DC LED Control Evaluation Board is equipped with a USB
connector and with several connectors in order to be connected to host
computers, E1 emulator, DALI or DMX master or any external target hardware.
SW501 SW1 U2
RL78/I1A DC/DC LED Control Evaluation Board Components
Some of the RL78/I1A DC/DC LED Control Evaluation Board components are free
for user application hardware and software. Please read the User's Manual of the
RL78/I1A device carefully to get information about the electrical specification of the
available I/O ports before you connect any external signal to the RL78/I1A DC/DC
LED Control Evaluation Board.
The switch SW2 controls the different operating modes of the RL78/I1A DC/DC
LED Control Evaluation Board.

Normal Operation Mode

The default operation of the board is set for Normal Operation mode. Switch SW2
should be set as shown in the table below:
Bits
1*
2*
3
4
5
6
7
8
SW2, Normal Operation Mode
* When DALI or DMX512 communication is to be used, bits 1 and 2 of switch SW2
should both be set to ON position.
VR1 VR2
J2
J1
Configuration
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
Chapter 3 Board Components
VR3
SW2
J3
Y1
J4
4